src/os/solaris/vm/os_solaris.cpp

rev 13069 : imported patch ClearFPUAtPark

*** 5101,5115 ****
    }
    guarantee(v >= 0, "invariant");
    if (v == 0) {
      // Do this the hard way by blocking ...
      // See http://monaco.sfbay/detail.jsf?cr=5094058.
-     // TODO-FIXME: for Solaris SPARC set fprs.FEF=0 prior to parking.
-     // Only for SPARC >= V8PlusA
- #if defined(__sparc) && defined(COMPILER2)
-     if (ClearFPUAtPark) { _mark_fpu_nosave(); }
- #endif
      int status = os::Solaris::mutex_lock(_mutex);
      assert_status(status == 0, status, "mutex_lock");
      guarantee(_nParked == 0, "invariant");
      ++_nParked;
      while (_Event < 0) {
--- 5101,5110 ----
*** 5148,5162 ****
    int ret = OS_TIMEOUT;
    timestruc_t abst;
    compute_abstime(&abst, millis);
  
    // See http://monaco.sfbay/detail.jsf?cr=5094058.
-   // For Solaris SPARC set fprs.FEF=0 prior to parking.
-   // Only for SPARC >= V8PlusA
- #if defined(__sparc) && defined(COMPILER2)
-   if (ClearFPUAtPark) { _mark_fpu_nosave(); }
- #endif
    int status = os::Solaris::mutex_lock(_mutex);
    assert_status(status == 0, status, "mutex_lock");
    guarantee(_nParked == 0, "invariant");
    ++_nParked;
    while (_Event < 0) {
--- 5143,5152 ----
*** 5345,5360 ****
    jt->set_suspend_equivalent();
    // cleared by handle_special_suspend_equivalent_condition() or java_suspend_self()
  
    // Do this the hard way by blocking ...
    // See http://monaco.sfbay/detail.jsf?cr=5094058.
-   // TODO-FIXME: for Solaris SPARC set fprs.FEF=0 prior to parking.
-   // Only for SPARC >= V8PlusA
- #if defined(__sparc) && defined(COMPILER2)
-   if (ClearFPUAtPark) { _mark_fpu_nosave(); }
- #endif
- 
    if (time == 0) {
      status = os::Solaris::cond_wait(_cond, _mutex);
    } else {
      status = os::Solaris::cond_timedwait (_cond, _mutex, &absTime);
    }
--- 5335,5344 ----